﻿#region Copyright Notice
// 
// 
//  
//  Copyright (c) 2009-2011 Anindya Chatterjee
//  
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//  
//      http://www.apache.org/licenses/LICENSE-2.0
//  
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
// 
// 
#endregion
using System;
using System.Collections.Generic;
using AbstractClass.Collections.Generic;
using AbstractClass.Extensions;
using AbstractClass.Linq;
using NUnit.Framework;

namespace QuasarTest.Core
{
    [TestFixture]
    public class KeyValueComparerTest
    {
        #region Setup/Teardown

        [SetUp]
        public void Init()
        {
            _comparer = new KeyValueComparer<int, string>();
            _dictionary = new Dictionary<int, string>();
            var random = new Random();

            for (int i = 0; i < 20; i++)
            {
                _dictionary.Add(random.Next(), random.NextBase64String());
            }
        }

        #endregion

        private Dictionary<int, string> _dictionary;
        private KeyValueComparer<int, string> _comparer;

        [Test]
        public void TestComparer()
        {
            int prevElement = 0;
            foreach (var element in _dictionary.Sort(_comparer))
            {
                if (prevElement == 0)
                {
                    prevElement = element.Key;
                    continue;
                }
                Assert.Less(prevElement, element.Key);
                prevElement = element.Key;
            }
        }
    }
}